Curious incident

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Across
  1. 3. Main character
  2. 6. Type of book
  3. 7. __ to London
  4. 9. Helped Christopher and Father
  5. 10. School Prinicipal
  6. 14. Fathers coworker
  7. 15. Christophers Favorite color
  8. 17. A knife
  9. 18. 4 yellow cars
  10. 20. Other home
Down
  1. 1. Used to kill the dog
  2. 2. Book Chapters
  3. 4. School Psychologist
  4. 5. Type of class
  5. 8. Primary Caretaker
  6. 10. Presumed Dead
  7. 11. New dog
  8. 12. Pet rat
  9. 13. Teacher
  10. 16. Dog
  11. 19. 1st home